(19)

(11)

EP 1 773 428 A2

(12)

(88) Date of publication A3: 21.12.2006 (43) Date of publication: 18.04.2007 Bulletin 2007/16 (21) Application number: 05769282.4 (22) Date of filing: 30.06.2005

(51) International Patent Classification (IPC):  A61M 5/00(2006.01) (86) International application number: PCT/US2005/023754 (87) International publication number: WO 2006/007592 (19.01.2006 Gazette 2006/03)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR LV MK YU (30) Priority: 01.07.2004 US 584893 P (71) Applicant: West Pharmaceutical Services, Inc. Lionville, PA 19341 (US)	(72) Inventor: NORTON, Paul, H. Trumbauersville, PA 18970 (US) (74) Representative: Maucher, Wolfgang et al Patent- und Rechtsanwaltssozietät Maucher, Börjes & Kollegen Urachstrasse 23 79102 Freiburg i. Br. 79102 Freiburg i. Br. (DE)